Answer:
11.18
Step by Step Explanation:
Subtract 9.5 from 21.23
The formula of a slope:
We have the points (-2, 2) and (-4, -2). Substitute:
7.5%
Step-by-step explanation:
280 - 259 = 21
21 / 280 = 0.075 = 7.5%
1, 6, 15, 20, 15, 6, 1